﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Maticsoft.DAL
{
	/// <summary>
	/// 数据访问类:UserInfo
	/// </summary>
	public partial class UserInfo
	{
		public UserInfo()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("UserId", "UserInfo"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int UserId)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from UserInfo");
			strSql.Append(" where UserId=@UserId");
			SqlParameter[] parameters = {
					new SqlParameter("@UserId", SqlDbType.Int,4)
			};
			parameters[0].Value = UserId;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(Maticsoft.Model.UserInfo model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into UserInfo(");
			strSql.Append("UserName,UserPassword,GroupId,UserPhoneNum,UserEmail,UserRegTime,UserStatus)");
			strSql.Append(" values (");
			strSql.Append("@UserName,@UserPassword,@GroupId,@UserPhoneNum,@UserEmail,@UserRegTime,@UserStatus)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@UserName", SqlDbType.NVarChar,50),
					new SqlParameter("@UserPassword", SqlDbType.NVarChar,50),
					new SqlParameter("@GroupId", SqlDbType.Int,4),
					new SqlParameter("@UserPhoneNum", SqlDbType.NVarChar,50),
					new SqlParameter("@UserEmail", SqlDbType.NVarChar,50),
					new SqlParameter("@UserRegTime", SqlDbType.DateTime),
					new SqlParameter("@UserStatus", SqlDbType.NChar,10)};
			parameters[0].Value = model.UserName;
			parameters[1].Value = model.UserPassword;
			parameters[2].Value = model.GroupId;
			parameters[3].Value = model.UserPhoneNum;
			parameters[4].Value = model.UserEmail;
			parameters[5].Value = model.UserRegTime;
			parameters[6].Value = model.UserStatus;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(Maticsoft.Model.UserInfo model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update UserInfo set ");
			strSql.Append("UserName=@UserName,");
			strSql.Append("UserPassword=@UserPassword,");
			strSql.Append("GroupId=@GroupId,");
			strSql.Append("UserPhoneNum=@UserPhoneNum,");
			strSql.Append("UserEmail=@UserEmail,");
			strSql.Append("UserRegTime=@UserRegTime,");
			strSql.Append("UserStatus=@UserStatus");
			strSql.Append(" where UserId=@UserId");
			SqlParameter[] parameters = {
					new SqlParameter("@UserName", SqlDbType.NVarChar,50),
					new SqlParameter("@UserPassword", SqlDbType.NVarChar,50),
					new SqlParameter("@GroupId", SqlDbType.Int,4),
					new SqlParameter("@UserPhoneNum", SqlDbType.NVarChar,50),
					new SqlParameter("@UserEmail", SqlDbType.NVarChar,50),
					new SqlParameter("@UserRegTime", SqlDbType.DateTime),
					new SqlParameter("@UserStatus", SqlDbType.NChar,10),
					new SqlParameter("@UserId", SqlDbType.Int,4)};
			parameters[0].Value = model.UserName;
			parameters[1].Value = model.UserPassword;
			parameters[2].Value = model.GroupId;
			parameters[3].Value = model.UserPhoneNum;
			parameters[4].Value = model.UserEmail;
			parameters[5].Value = model.UserRegTime;
			parameters[6].Value = model.UserStatus;
			parameters[7].Value = model.UserId;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int UserId)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from UserInfo ");
			strSql.Append(" where UserId=@UserId");
			SqlParameter[] parameters = {
					new SqlParameter("@UserId", SqlDbType.Int,4)
			};
			parameters[0].Value = UserId;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string UserIdlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from UserInfo ");
			strSql.Append(" where UserId in ("+UserIdlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Maticsoft.Model.UserInfo GetModel(int UserId)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 UserId,UserName,UserPassword,GroupId,UserPhoneNum,UserEmail,UserRegTime,UserStatus from UserInfo ");
			strSql.Append(" where UserId=@UserId");
			SqlParameter[] parameters = {
					new SqlParameter("@UserId", SqlDbType.Int,4)
			};
			parameters[0].Value = UserId;

			Maticsoft.Model.UserInfo model=new Maticsoft.Model.UserInfo();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Maticsoft.Model.UserInfo DataRowToModel(DataRow row)
		{
			Maticsoft.Model.UserInfo model=new Maticsoft.Model.UserInfo();
			if (row != null)
			{
				if(row["UserId"]!=null && row["UserId"].ToString()!="")
				{
					model.UserId=int.Parse(row["UserId"].ToString());
				}
				if(row["UserName"]!=null)
				{
					model.UserName=row["UserName"].ToString();
				}
				if(row["UserPassword"]!=null)
				{
					model.UserPassword=row["UserPassword"].ToString();
				}
				if(row["GroupId"]!=null && row["GroupId"].ToString()!="")
				{
					model.GroupId=int.Parse(row["GroupId"].ToString());
				}
				if(row["UserPhoneNum"]!=null)
				{
					model.UserPhoneNum=row["UserPhoneNum"].ToString();
				}
				if(row["UserEmail"]!=null)
				{
					model.UserEmail=row["UserEmail"].ToString();
				}
				if(row["UserRegTime"]!=null && row["UserRegTime"].ToString()!="")
				{
					model.UserRegTime=DateTime.Parse(row["UserRegTime"].ToString());
				}
				if(row["UserStatus"]!=null)
				{
					model.UserStatus=row["UserStatus"].ToString();
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select UserId,UserName,UserPassword,GroupId,UserPhoneNum,UserEmail,UserRegTime,UserStatus ");
			strSql.Append(" FROM UserInfo ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" UserId,UserName,UserPassword,GroupId,UserPhoneNum,UserEmail,UserRegTime,UserStatus ");
			strSql.Append(" FROM UserInfo ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM UserInfo ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.UserId desc");
			}
			strSql.Append(")AS Row, T.*  from UserInfo T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "UserInfo";
			parameters[1].Value = "UserId";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  BasicMethod

		#region  ExtensionMethod


        public Maticsoft.Model.UserInfo LoginUser(string Name, string Password)//byLYH 用户登录函数，返回一个UserInfo实体
        {
            string strSql = "SELECT * FROM UserInfo WHERE UserName = @UserName AND UserPassword = @Password";
            //Maticsoft.Model.UserInfo user = null;
            try
            {
                SqlParameter[] parameters = new SqlParameter[] { new SqlParameter("@UserName", Name), new SqlParameter("@Password", Password) };
                DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
                if (ds.Tables[0].Rows.Count > 0)
                {
                    return DataRowToModel(ds.Tables[0].Rows[0]);
                }
                else
                {
                    return null;
                }
            }
            catch (SqlException ex)
            {
                throw ex;
            }
            
        }
		#endregion  ExtensionMethod
	}
}

